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Supports: RW2
Turn a Panasonic LUMIX RW2 raw photo into a flat, print-ready TIF (TIFF) — the standard handoff for print labs, layered editing, and long-term archival. Pick a lossless compression type and the rendered pixels are preserved exactly, with no quality loss at the encode step. The one thing to know going in: the render is permanent — demosaic, white balance, exposure, and any Photo Style are baked in, and the editing latitude lives in the RW2, not the TIF — so keep the original raw as your master.
.rw2 files onto the page or click "+ Add Files" to browse. You can queue several frames at once straight off a LUMIX GH, G, S, FZ, or LX body and process them with the same settings..tif or .tiff extension under "File extension" to match your workflow.| Property | RW2 (Panasonic LUMIX Raw) | TIF / TIFF (rendered output) |
|---|---|---|
| What it is | Raw sensor data (digital negative) | Rendered raster image |
| Origin | Panasonic LUMIX cameras (GH, G, S, FZ, LX series) | TIFF container — released 1986 by Aldus, TIFF 6.0 in 1992, now maintained by Adobe |
| Sensor / color data | Unprocessed mosaic, typically 12- or 14-bit per channel | Rendered RGB, lossless or lossy |
| Editing latitude | Full — white balance and exposure recoverable | Limited — adjustments baked in at render |
| Compression | Panasonic proprietary raw | LZW, DEFLATE, PackBits (lossless) or JPEG (lossy) |
| Browser support | None (needs a raw viewer) | Safari only; not a web delivery format |
| Best for | Master archive, re-editing | Print, layered editing, archival delivery |
Choosing LZW or DEFLATE compression keeps the TIF mathematically lossless, so no pixel data is discarded at the encode step. The trade-off is in the render itself, not the file: to write a TIF the converter demosaics the LUMIX raw and bakes in a white balance, exposure, and tone curve to produce a viewable image. That baked-in interpretation is what you can no longer freely undo — the pixel fidelity of the TIF is intact, but the raw editing latitude is not, a point experienced photographers make on the pixls.us forum. The default "Compression Type" is JPEG, which is lossy, so switch to LZW or DEFLATE for archival work.
The RW2 holds a single raw mosaic — one value per photosite — while a TIF stores fully rendered RGB pixels across three color planes. Even with LZW or DEFLATE, a TIF from a modern high-megapixel LUMIX sensor commonly runs several times larger than the raw it came from. In our testing, a full-resolution RW2 rendered to an LZW TIF landed well above the size of the original raw. If size matters more than print fidelity, convert RW2 to JPG instead, or downscale with the "Image resolution" control before converting.
They are the same format — "TIF" is just the old three-letter DOS-era spelling of "TIFF," and the bytes inside are identical. The TIFF container dates to 1986 (Aldus) with TIFF 6.0 standardized in 1992 and maintained by Adobe. This tool lets you pick either the .tif or .tiff extension under "File extension," since some legacy software is picky about three characters. If you specifically need the four-letter name, use RW2 to TIFF. TIFF is built for print and archival, not the web — other than Safari, browsers can't display it (per MDN), so for sharing or web delivery use RW2 to JPG or RW2 to AVIF instead.
Not reliably. RW2 records the raw sensor data plus the camera's settings, but a LUMIX Photo Style is a rendering instruction applied by Panasonic's own pipeline, and third-party raw renderers don't always reproduce it exactly. If matching the look on the camera back matters, apply your adjustments in a raw editor that reads RW2, export a finished image, and convert that — otherwise the TIF reflects a neutral default development rather than your in-camera Photo Style.
Your RW2 is uploaded over an encrypted connection, rendered on our servers, and deleted automatically a few hours after conversion — no sign-up, no watermark, and your photos are never shared or made public. The main practical limit on a big upload is its size and the time it takes to send, since LUMIX raws often run tens of megabytes each. For privacy-sensitive originals, keep the .rw2 locally and convert only the copies you need.